9 Terms
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Energy efficiency
Industry: Energy
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Energy efficiency
Window
Energy; Energy efficiency
A generic term for a glazed opening that allows daylight to enter into a building and can be opened for ventilation.
Single-phase
Energy; Energy efficiency
A generator with a single armature coil, which may have many turns and the alternating current output consists of a succession of cycles.
Wind speed duration curve
Energy; Energy efficiency
A graph that indicates the distribution of wind speeds as a function of the cumulative number of hours that the wind speed exceeds a given wind speed in a year.
Windpower curve
Energy; Energy efficiency
A graph representing the relationship between the power available from the wind and the wind speed. The power from the wind increases proportionally with the cube of the wind speed.
Hot dry rock
Energy; Energy efficiency
A geothermal energy resource that consists of high temperature rocks above 300 F (150 C) that may be fractured and have little or no water. To extract the heat, the rock must first be fractured, then ...
Inert gas
Energy; Energy efficiency
A gas that does not react with other substances; e.g. argon or krypton; sealed between two sheets of glazing to decrease the U-value (increase the R-Value) of windows.
Heat transfer fluid
Energy; Energy efficiency
A gas or liquid used to move heat energy from one place to another; a refrigerant.
